microtrack/include/PrimaryGeneratorAction.hh

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
0004 // *                                                                  *
0005 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
0006 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
0007 // * conditions of the Geant4 Software License,  included in the file *
0008 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
0009 // * include a list of copyright holders.                             *
0010 // *                                                                  *
0011 // * Neither the authors of this software system, nor their employing *
0012 // * institutes,nor the agencies providing financial support for this *
0013 // * work  make  any representation or  warranty, express or implied, *
0014 // * regarding  this  software system or assume any liability for its *
0015 // * use.  Please see the license in the file  LICENSE  and URL above *
0016 // * for the full disclaimer and the limitation of liability.         *
0017 // *                                                                  *
0018 // * This  code  implementation is the result of  the  scientific and *
0019 // * technical work of the GEANT4 collaboration.                      *
0020 // * By using,  copying,  modifying or  distributing the software (or *
0021 // * any work based  on the software)  you  agree  to acknowledge its *
0022 // * use  in  resulting  scientific  publications,  and indicate your *
0023 // * acceptance of all terms of the Geant4 Software license.          *
0024 // ********************************************************************
0025 //
0026 /// \file PrimaryGeneratorAction.hh
0027 /// \brief Definition of the PrimaryGeneratorAction class
0028
0029 #ifndef PrimaryGeneratorAction_h
0030 #define PrimaryGeneratorAction_h 1
0031
0032 #include "G4ParticleTable.hh"
0033 #include "G4SystemOfUnits.hh"
0034 #include "G4VUserPrimaryGeneratorAction.hh"
0035
0036 #include <memory>
0037
0038 class PrimaryGeneratorMessenger;
0039 class G4ParticleGun;
0040 class G4ParticleDefinition;
0041
0042 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0043
0044 class PrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction
0045 {
0046   public:
0047     PrimaryGeneratorAction();
0048     virtual ~PrimaryGeneratorAction() override;
0049     void GeneratePrimaries(G4Event*) override;
0050
0051     G4ParticleGun* GetParticleGun() { return fParticleGun.get(); }
0052
0053     // Setters for the particle source
0054     void SetPositionZ(G4double z) { fZ0 = z; }
0055
0056   private:
0057     std::unique_ptr<G4ParticleGun> fParticleGun;
0058     std::unique_ptr<PrimaryGeneratorMessenger> fGunMessenger;
0059
0060     // Source properties
0061     G4ParticleDefinition* fParticle = nullptr;
0062     G4double fX0 = 0.;
0063     G4double fY0 = 0.;
0064     G4double fZ0 = -10.2 * um;
0065     G4double fMomentumX = 0.;
0066     G4double fMomentumY = 0.;
0067     G4double fMomentumZ = 1.;
0068 };
0069
0070 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0071
0072 #endif